Watch how the Space Launch System rocket RS-25 undergoes a core stage engine test-fire. Credit: NASA's Stennis Space Center Trump releases classified JFK files on assassination. Here's what they say.

Rocket Man Comics v2 #1 features Gus Ricca's vision of a comic artist's nightmare on its cover, from Canadian publisher Rucker Publications. We've talked about this cover before, for its original ...

VDR2 offers a single engine solution from Mach 0 to Mach 6. This marks the first successful Rocket-Based Combined Cycle test. The engine architecture was unveiled in October at UP.Summit and combines ...

Chinese scientists claim to have found a new way of injecting helium into rocket engines, which could be used to make missiles that are much harder to detect or intercept. The new technology was ...